Home / 181,630.50-272,455.98-55,274.85

Finding the Fourth Proportional to 181,630.50, 272,455.98 and 55,274.85

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Solution

The fourth proportional to 181,630.50, 272,455.98 and 55,274.85 is: 82,915.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,630.50 : 272,455.98 = 55,274.85 : x
  2. Step 2: Convert to fraction form
    181,630.50/272,455.98 = 55,274.85/x
  3. Step 3: Cross multiply
    181,630.50x = 272,455.98 × 55,274.85
  4. Step 4: Simplify right side
    181,630.50x = 15,059,963,426.10
  5. Step 5: Solve for x
    x = 15,059,963,426.10/181,630.50
  6. Step 6: Final answer
    x = 82,915.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.